CREST Science Olympiad Class 9 Previous Year Paper

Preparing for the Class 9 Science Olympiad can feel challenging, but using previous year question papers makes a big difference. These papers give students a solid understanding of how questions are framed and what topics to focus on, making revision more targeted.

How These Papers Help

• They cover crucial topics such as Motion, Force and Laws of Motion, Gravitation, Work and Energy, Sound etc.
• They improve time management, analytical thinking, and help students handle tricky questions more confidently.
• Answer keys are included to help students review and strengthen weak areas.

Download the Science Olympiad Previous Year Paper for Class 9 (PDF) to support focused revision and help your child step into the exam feeling well-prepared and motivated.

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Syllabus:

Section 1: Motion, Force and Laws of Motion, Gravitation, Work and Energy, Sound, Matter in Our Surroundings, Is Matter Around Us Pure, Atoms and Molecules, Structure of Atom, Cell - The Fundamental Unit of Life, Tissues, Diversity in Living Organisms, Why Do We Fall Ill, Natural Resources, Improvement in Food Resources.

Achievers Section: Higher Order Thinking Questions - Syllabus as per Section 1

Sample Paper Previous Year Paper Marking Scheme Free Study Material

Previous Year Questions

Q.1

Q.2

Q.3

Q.4

Q.5

Q.6

Q.7

Q.8

Q.9

Q.10

Q.1	In which of the following pairs of the ions/atoms are isoelectronic with each other? I. Na+ and Ne II. Na+ and K+ III. K+ and Cl-
	a) I and II		b) I and III
	c) II and III		d) All of the above

Q.2	Read the following statements and choose the correct option: Statement 1: The presence of circulatory system is not the characteristic feature of protochordata. Statement 2: Rhizopus is the common 'black bread mould' fungus.
	a) Statement 1 is correct and statement 2 is incorrect		b) Statement 1 is incorrect and statement 2 is correct
	c) Both the statements are correct		d) Both the statements are incorrect

Q.3	Fill in the blank: A horse continues to apply a force in order to move a cart with a constant speed to _____________.
	a) conserve the momentum		b) continue the uniform motion
	c) resist the inertia		d) balance the force of friction

Q.4	The distance between 2nd crest and 6th trough of a wave shown below is 24 cm. If the wave velocity of the moving crests is 20 m s-1, then the frequency of rocking of the boat is:
	a) 24 Hz		b) 20 Hz
	c) 375 Hz		d) 240 Hz

Q.5	Which of the following electronic configurations is/are correct?
	a) Ne = 2, 8		b) P = 2, 8, 5
	c) Cl = 2, 8, 6		d) Both a and b

Q.6	Consider the following statements and choose the correct option: Only liquid phase is present after mixing a teaspoon of solid sugar in a glass of liquid water. A saturated solution can be converted into unsaturated by increasing temperature. Clouds are an example of solid in gas solution.
	a) Only 1 is correct		b) Only 2 is correct
	c) Only 1 and 2 are correct		d) 1, 2 and 3 are correct

Q.7	The weight of person on a planet X is about half that on the Earth. He can jump up to 0.8 m height on the surface of the Earth. How high he can jump on the planet X?
	a) 0.8 m		b) 1.6 m
	c) 1.0 m		d) 1.2 m

Q.8	Which of the following statements is/are incorrect?  I. Permanent tissue loses its capacity of cell division. II. A meristem is a group of cell that divides continually to form a new cell. III. Companion cells are usually seen associated with the sieve tube.
	a) I and II		b) II and III
	c) I, II and III		d) None of them is incorrect

Q.9	If two balls of different masses have the same kinetic energy, then ____________.
	a) lighter ball has greater momentum than the heavier ball		b) heavier ball has greater momentum than the lighter ball
	c) both balls have equal momentum		d) both balls have zero momentum

Q.10	Choose the correct option and complete the following sentence: Rohan lives in an overcrowded and poorly ventilated house, it is possible that he may suffer from the _________________ diseases.
	a) hereditary		b) congenital
	c) air borne		d) water borne

Your Score: 0/10

Additional Preparation Resources

Students can also refer to the following resources to level up their CREST Science Olympiad (CSO) exam preparation for class 9 -

1. CREST Science Worksheets Package for class 9 - It is a package of 5 worksheets. The worksheets are in the same pattern as the previous year paper. Hence, very useful for preparation. Existing users can purchase additional practice worksheets by following these steps: Login at https://www.crestolympiads.com/login -> Dashboard -> Additional Practice -> Buy & new users can visit https://www.crestolympiads.com/registration
2. CREST Science Olympiad book for class 9 - The book covers topic-wise reading material, chapter-wise practice questions with answer key & contains the previous year paper. The book is available in both physical and pdf formats. Proceed now to purchase the Olympiad book. Also, students can view & download the first chapter of the Science Olympiad book for class 9 for free.

Note: Don’t forget to download the CREST Science Olympiad past year paper pdf for class 9.